CVE-2009-1061

Acrobat Reader vulnerability

CVSS

9.3

EPSS

11.0%

EPSS pct

95th

Exploited

No known

Unspecified vulnerability in Adobe Acrobat Reader 9 before 9.1, 8 before 8.1.4, and 7 before 7.1.1 might allow remote attackers to execute arbitrary code via unknown attack vectors related to JBIG2 and "input validation," a different vulnerability than CVE-2009-0193 and CVE-2009-1062.

Affected vendor

Adobe

Affected product

Acrobat Reader

CVSS vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Weakness type (CWE)

CWE-20 — Improper Input Validation

Published

2009-03-25

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, medium attack complexity, requiring no authentication. Successful exploitation leads to complete impact to confidentiality, complete impact to integrity, complete impact to availability.

Its EPSS score of 11.0% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-2009-1061

Confirm whether Adobe Acrobat Reader is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2009-1061.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2009-1061

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2009-1061 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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